Originally Posted by Deltron
Originally Posted by oobie
14-02-24 Disable Use Call Waiting Caller ID
Just got snapped up on that one. The system would mute momentarily and the outside party would hear a DTMF tone.

First call ever to NTAC trying to figure this one out.

Exactly how I found out how to fix it!! Pulling my hair out then NTAC rescued my brain!!